Is this 3D model free to download?

Yes, Mechanical Planetarium is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by Zippitybamba, published on Thingiverse. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Mechanical Planetarium 3D printable model by Zippitybamba

Mechanical Planetarium

Source: Thingiverse by Zippitybamba

The Mechanical Planetarium is a free printable 3D model from Thingiverse by Zippitybamba. [Update, 12/16/2020: Thanks for all the kind comments. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

14,530 saves Source: Thingiverse Updated 2026-10-13 License: CC-BY-NC-SA · non-commercial 24 makes Category: Education & Science

Tags: orrery, planets

About this model

[Update, 12/16/2020: Thanks for all the kind comments. Some people have had trouble with gear meshing, and various improvements have been proposed and posted elsewhere. I appreciate the efforts others have made. Mine still works fine for me, but as with all designs your mileage may vary. I've just added a photo of the planetarium advanced to today's date, after not touching it for 2 months. Gratifyingly, it clearly shows the conjunction of Saturn and Jupiter, as well as how they are only visible near sunset given the low angle with respect to the sun. Mars is falling behind Earth as expected, from its position of minimum distance in October 2020.] Original Text A working planetarium*, modelling the orbits of the inner 6 planets and the Moon. One rotation of the dial equals 14 days of movem…

Frequently asked questions

Is this 3D model free to download?: Yes. Mechanical Planetarium is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Zippitybamba.
Who made this model?: Designed by Zippitybamba, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.